olympicsmidlet.java

来自「绘制奥运五环的j2me小程序」· Java 代码 · 共 33 行

import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;

public class OlympicsMIDlet extends MIDlet implements CommandListener
{
	private OCanvas canvas;//独特的画布
	
	public void startApp()
	{
		if(canvas==null)
		{
			canvas=new OCanvas(Display.getDisplay(this));
			Command exitCommand=new Command("Exit",Command.EXIT,0);
			canvas.addCommand(exitCommand);
			canvas.setCommandListener(this);	
		}
		
		canvas.start();
	}
	
	public void pauseApp(){}
	
	public void destroyApp(boolean unconditional){}
	
	public void commandAction(Command c,Displayable s)
	{
		if(c.getCommandType()==Command.EXIT)
		{
			destroyApp(true);
			notifyDestroyed();	
		}	
	}
}